Footwear upper



FIG. 1 is a perspective view of the footwear upper embodying the new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

The dot-dot-dash broken lines in the figure views depicts portions of the footwear upper that form no part of the claimed design. The even dash-dash lines in the figure view depict stitching, which does not form a part of the claimed design. The bold dash-dash lines in the figure views depict stitching, which does form a part of the claimed design. 

CLAIM The ornamental design for a footwear upper, as shown and described. 